Any dog which is running at large without a leash in or upon any public street, alley, or other public place or in or upon any unenclosed lot or premises within the city, whether or not such dog is licensed shall be impounded by any person authorized to enforce the provisions of this chapter. (1962 Code § 5-1.203; amd. Ord. 09-O-2560, eff. 2-6-2009)